ICOM IC-M504 VHF Marine Mobile Transceiver
Contents of the package
FeaturesIC-M504 ITU Class D DSC
The IC-M504 has built-inClass D DSC, which enables you to constantlymonitor channel 70. This functionality providesusers at sea with the peace of mind that they cancall for help by pressing the “Distress” button if the
Position Request and Position Report
Over and above the DSC, your own and otherships’ position data can be exchanged with the position
request or position report functions. The receivedposition information can be transferred toexternal navigation equipment*. In addition, thepolling (request/reply) function checks whether aspecific ship is within the communications range.* External GPS receiver and navigation equipment whichaccepts NMEA 0183 format is required.
Superior receiver performance
The IC-M504 has excellent receive specifications of 80dB (typical) for intermodulation rejection and
adjacent channel selectivity, and 0.22µV (typical) high sensitivity. The IC-M504’s superior receiver
provides excellent resistance to intermodulation and allows you to catch a weak signal between
Excellent audio output power
The extra large speaker is mounted into a wellspaced housing, producing greater sound than the specified 4.5W output power. You can get clear and loud reception without requiring repetition of the message, even over the engine or other background noise.
25W hailer/RX speaker and auto foghorn
When connected to a hailer horn or external speaker on the deck or tower, you can make an
announcement on-board from the microphone. The RX speaker function, “receiver-
repeater”, allows you to monitor the received audio. Four foghorn patterns are
also available for the automatic foghorn.
Rear panel microphone version*
With this version, the microphone connector is drawn from the rear panel and a 6.1m (20ft) microphone
extension cable is supplied to allow you clean and neat panel installation.
* Ask your dealer for details
• Dual/tri-watch function for monitoring Ch.16 and/or call channel
• Instant access to Ch. 16 and call channel
• 7 levels adjustable backlit display and keypad
• Convenient “TAG” scanning function
• Optional Voice Scrambler, UT-112 for private communication
• Weather channels with weather alert function
• Black or gray color versions
Item number: M504
Package weight: 8 lb
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